Skip to content

Course home

Circuits, charge, current and potential difference
x

Charge, particles, and what a circuit needs

Charge, particles, and what a circuit needs

All matter is made of atoms with a tiny nucleus and electrons around it. Protons have relative charge +1+1+1, neutrons 000, and electrons −1-1−1.

Circuits, charge, current and potential difference Lesson

  1. GCSE
  2. /Combined Science
  3. /Circuits, charge, current and potential difference

Step-by-step lessons on Edexcel GCSE Combined Science Circuits, charge, current and potential difference. Each one builds up to exam-style questions.